(19)

(11)

EP 0 937 371 A2

(12)

(43) Date of publication: 25.08.1999 Bulletin 1999/34 (21) Application number: 97946557.0 (22) Date of filing: 10.11.1997

(51) International Patent Classification (IPC):  H04R 25/ 00( . ) (86) International application number: PCT/US1997/020243 (87) International publication number: WO 1998/020704 (14.05.1998 Gazette 1998/19)

(84) Designated Contracting States: DE DK FR GB IT SE (30) Priority: 08.11.1996 US 19960748488 (71) Applicant: RESOUND CORPORATION Redwood City, CA 94063 (US)	(72) Inventor: PERKINS, Rodney, C. Woodside, CA 94062 (US) (74) Representative: Des Termes, Monique, et al  c/o Société de Protection des Inventions 25, rue de Ponthieu 75008 Paris 75008 Paris (FR)